Motherboard Manual
12
ATXPWR1: ATX Power Source Connector
ATXPWR1 allows user to connect 24-pin power connector on the ATX power
supply.
1
1 2
13
24
Pin Assignment
Pin Assignment
1 +3.3V
13 +3.3V
2 +3.3V
14 -12V
3 Ground
15 Ground
4 +5V
16 PS_ON
5 Ground
17 Ground
6 +5V
18 Ground
7 Ground
19 Ground
8 PW_OK
20 NC
9 Standby
5V
21 +5V
10 +12V
22 +5V
11 +12V
23 +5V
12 +3.3V
24 Ground
ATXPWR2: ATX Power Source Connector
This connector pr12V to CPU power circuit.
Pin
Assignment
1 +12V
2 +12V
3 Ground
1
2
4
3
4 Ground